Home / 5,057.53-7,587.20-1,547.47

Finding the Fourth Proportional to 5,057.53, 7,587.20 and 1,547.47

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Solution

The fourth proportional to 5,057.53, 7,587.20 and 1,547.47 is: 2,321.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.53 : 7,587.20 = 1,547.47 : x
  2. Step 2: Convert to fraction form
    5,057.53/7,587.20 = 1,547.47/x
  3. Step 3: Cross multiply
    5,057.53x = 7,587.20 × 1,547.47
  4. Step 4: Simplify right side
    5,057.53x = 11,740,980.64
  5. Step 5: Solve for x
    x = 11,740,980.64/5,057.53
  6. Step 6: Final answer
    x = 2,321.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.